Chemistry PYQ 206 of 291 · Everyday Chemistry

The trade name of alkaline (basic) lead carbonate is

  1. AWhite lead
  2. BRed lead (Sindoor)
  3. CLitharge
  4. DMore than one of the above
  5. ENone of the above

BPSC TRE-1 (Aug 2023)

Show answer and explanation

Correct answer: (a) White lead

Explanation

Basic lead carbonate, 2PbCO₃·Pb(OH)₂, is sold as white lead (safeda) and was long used as a white pigment in paints.

Red lead (sindoor) is Pb₃O₄, and litharge is lead monoxide, PbO.

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